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BOSTON MARATHON 2023

Lucas Leliveld

Bib: 12034•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 30%
Gender (Male)
#0 / 15176
Top 44%
Masters (Masters Men)
#0 / 9891
Top 31%
Division (M55-59)
#0 / 1422
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:31/mi
23:21
↑ 97↓ 3451.5%
10K· 6.21 mi
7:16/mi
45:56
↑ 79↓ 1380.4%
15K· 9.32 mi
7:16/mi
1:08:31
↑ 67↓ 78
20K· 12.43 mi
7:22/mi
1:31:25
↑ 106↓ 860.1%
Half· 13.11 mi
7:09/mi
1:36:18
↑ 19↓ 370.5%
25K· 15.53 mi
7:23/mi
1:54:13
↑ 66↓ 880.2%
30K· 18.64 mi
7:35/mi
2:17:48
↑ 181↓ 1480.2%
20M
7:36/mi
2:28:07
↑ 64↓ 500.2%
21M
8:07/mi
2:36:14
↑ 106↓ 241.6%
35K· 21.75 mi
7:17/mi
2:41:41
↑ 17↓ 861.7%
23M
7:34/mi
2:51:10
↑ 23↓ 630.6%
24M
7:22/mi
2:58:32
↓ 821.3%
40K· 24.85 mi
7:37/mi
3:05:03
↓ 200.3%
25.2M
8:30/mi
3:07:59
↑ 13↓ 160.2%
Finish· 26.22 mi
7:34/mi
3:15:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:18
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:39:24
Pace7:35 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5723:217:3123:21
7:31
-
10K
6.21 mi11:13:3245:567:2422:35
7:16
-0:15
15K
9.32 mi11:36:071:08:317:2122:35
7:16
0:00
20K
12.43 mi11:59:011:31:257:2122:54
7:22
+0:06
Half
13.11 mi12:03:541:36:187:214:53
7:09
-0:13
25K
15.53 mi12:21:491:54:137:2117:55
7:23
+0:14
30K
18.64 mi12:45:242:17:487:2423:35
7:35
+0:12
20M
20.00 mi12:55:432:28:077:2410:19
7:36
+0:01
21M
21.00 mi13:03:502:36:147:268:07
8:07
+0:31
35K
21.75 mi13:09:172:41:417:265:27
7:17
-0:50
23M
23.00 mi13:18:462:51:107:279:29
7:34
+0:17
24M
24.00 mi13:26:082:58:327:267:22
7:22
-0:12
40K
24.85 mi13:32:393:05:037:276:31
7:37
+0:15
25.2M
25.20 mi13:35:353:07:597:282:56
8:30
+0:53
Finish
26.22 mi13:43:183:15:427:287:43
7:34
-0:56

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:09 /mi

Average Pace

7:28 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:39

94% of race

Time at Steady Pace

8:07

4% of race

Time at Slower Pace

2:56

1% of race

Average Pace: 7:28 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:50:5723:217:3123:21
7:31
#9741
10K
6.21 mi11:13:3245:567:2422:35
7:16
#9120
15K
9.32 mi11:36:071:08:317:2122:35
7:16
#8844
20K
12.43 mi11:59:011:31:257:2122:54
7:22
#8669
Half
13.11 mi12:03:541:36:187:214:53
7:09
#8605
25K
15.53 mi12:21:491:54:137:2117:55
7:23
#8455
30K
18.64 mi12:45:242:17:487:2423:35
7:35
#8300
20M
20.00 mi12:55:432:28:077:2410:19
7:36
#8211
21M
21.00 mi13:03:502:36:147:268:07
8:07
#8189
35K
21.75 mi13:09:172:41:417:265:27
7:17
#8126
23M
23.00 mi13:18:462:51:107:279:29
7:34
#8015
24M
24.00 mi13:26:082:58:327:267:22
7:22
#7939
40K
24.85 mi13:32:393:05:037:276:31
7:37
#7894
25.2M
25.20 mi13:35:353:07:597:282:56
8:30
#7902
Finish
26.22 mi13:43:183:15:427:287:43
7:34
#7927
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi9741799979998295(Top 31%)7108(Top 47%)7108(Top 500%)
10K6.21 mi3.10 mi9120+6217643+3567643+3568616(Top 32%)7335(Top 48%)7335(Top 516%)
15K9.32 mi3.11 mi8844+2767467+1767467+1768295(Top 31%)7108(Top 47%)7108(Top 500%)
20K12.43 mi3.11 mi8669+1757353+1147353+1148289(Top 31%)7067(Top 47%)7067(Top 497%)
Half13.11 mi0.68 mi8605+647319+347319+347553(Top 28%)6612(Top 44%)6612(Top 465%)
25K15.53 mi2.42 mi8455+1507203+1167203+1167930(Top 30%)6759(Top 45%)6759(Top 475%)
30K18.64 mi3.11 mi8300+1557061+1427061+1427875(Top 30%)6610(Top 44%)6610(Top 465%)
20M20.00 mi1.36 mi8211+896988+736988+737426(Top 28%)6231(Top 41%)6231(Top 438%)
21M21.00 mi1.00 mi8189+226955+336955+338090(Top 30%)6526(Top 43%)6526(Top 459%)
35K21.75 mi0.75 mi8126+636904+516904+517029(Top 26%)5914(Top 39%)5914(Top 416%)
23M23.00 mi1.25 mi8015+1116812+926812+926903(Top 26%)5768(Top 38%)5768(Top 406%)
24M24.00 mi1.00 mi7939+766746+666746+666826(Top 26%)5615(Top 37%)5615(Top 395%)
40K24.85 mi0.85 mi7894+456702+446702+447441(Top 28%)5901(Top 39%)5901(Top 415%)
25.2M25.20 mi0.35 mi7902-86701+16701+19470(Top 36%)6996(Top 46%)6996(Top 492%)
Finish26.22 mi1.02 mi7927-256690+116690+119059(Top 34%)6776(Top 45%)6776(Top 477%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8295

Males

7108

M55-59

7108

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8616

Males

7335

M55-59

7335

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8295

Males

7108

M55-59

7108

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8289

Males

7067

M55-59

7067

20K→Half

12.4 - 13.1 mi

Top 28%
×2story building
+19ft-37ft

Overall

7553

Males

6612

M55-59

6612

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

7930

Males

6759

M55-59

6759

25K→30K

15.5 - 18.6 mi

Top 30%
×9story building
+181ft-148ft

Overall

7875

Males

6610

M55-59

6610

30K→20M

18.6 - 20.0 mi

Top 28%
×5story building
+64ft-50ft

Overall

7426

Males

6231

M55-59

6231

20M→21M

20.0 - 21.0 mi

Top 30%
×8story building
+106ft-24ft

Overall

8090

Males

6526

M55-59

6526

21M→35K

21.0 - 21.8 mi

Top 26%
×7story building
+17ft-86ft

Overall

7029

Males

5914

M55-59

5914

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

6903

Males

5768

M55-59

5768

23M→24M

23.0 - 24.0 mi

Top 26%
×6story building
+12ft-82ft

Overall

6826

Males

5615

M55-59

5615

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7441

Males

5901

M55-59

5901

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9470

Males

6996

M55-59

6996

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9059

Males

6776

M55-59

6776

Passing Analysis

Category:
Athletes Passed
2380
Passed By
566
Net Change
+1814
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9741
5K → 10K70382+621#9741#9120
10K → 15K31337+276#9120#8844
15K → 20K22651+175#8844#8669
20K → Half684+64#8669#8605
Half → 25K17828+150#8605#8455
25K → 30K22974+155#8455#8300
30K → 20M11324+89#8300#8211
20M → 21M8361+22#8211#8189
21M → 35K7613+63#8189#8126
35K → 23M14029+111#8126#8015
23M → 24M10024+76#8015#7939
24M → 40K7934+45#7939#7894
40K → 25.2M2028-8#7894#7902
25.2M → Finish5277-25#7902#7927
TOTALS2380566+1814
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing